MainFrame Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

IBM MainFrame (5234)
IBM AS400 (1355)
IBM PL/1 (31)

MainFrame Interview Questions

Questions Answers Views Company eMail

What is redefines clause in COBOL?

B-Ways TecnoSoft,

1250

Explain the use of DCT ?

1005

What does EIB mean in CICS?

1116

What is CICS ?

929

Give the definition of COMMAREA ?

1006

What is meant by PPT and what are its uses?

1032

What is meant by a ‘Transid’ ?

1003

Mention one alternative aspect of CICS?

1029

Can QSAM files be accessed from CICS?

1079

Differentiate between PCT and FCT.

1093

What is the procedure to solve an ASRA ABEND?

982

In the EIB block of CICS, highlight the names of few of the important fields?

974

In a CICS program, how will you read a VSAM file?

1073

What is meant by MDT? Furthermore, comment on FRSET and FSET ?

1069

How ENQ and DEQ used in CICS?

1379

Un-Answered Questions { MainFrame }

there are seven idcams commands in vsam. Can you name and explain each of them?

1061

What is the purpose of rollback and commit?

1089

How do I connect my db2 database to ibm?

988

Explain the function of entry-sequenced data set?

976

What happens when you issue a escape routine in a program? Will there be any compilation /run time erro?

912

How can a stopped job be started again?

1141

System Testing for Mainframe Developers What is System Testing? integration testing ? what's the procedure ..

2015

What is db2 optimizer?

1180

How to know the particular record in pf with out reading?

992

What is the default value(s) for an initialize and what keyword allows for an override of the default?

1157

what is the purpose of coding class parameter in job statement?

1207

What is dbdgen process?

1080

Space & Skip Are Which Level Keywords?

1140

What is FORMAT keyword and its use?

552

Explain the different ways of initiating transaction in cics?

890

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